Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January is the coldest month, with the temperature often reaching an average high of 48.6°F (9.2°C) and an average low of 33.4°F (0.8°C).Humidity
The average relative humidity in January is 74%.Rainfall
In Holiday Heights, during January, the rain falls for 12.4 days and regularly aggregates up to 3.31" (84mm) of precipitation. In Holiday Heights, during the entire year, the rain falls for 181.4 days and collects up to 41.93" (1065mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Holiday Heights, in January, during 1.6 snowfall days, 0.94" (24mm) of snow is typically accumulated. Throughout the year, there are 4.8 snowfall days, and 4.25" (108mm) of snow is accumulated.Daylight
The average length of the day in January is 10h and 10min.On the first day of the month, sunrise is at 7:41 am and sunset at 5:36 pm. On the last day of January, sunrise is at 7:33 am and sunset at 6:04 pm EST.
Sunshine
In January, the average sunshine is 5.7h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 2 in January translates into these instructions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. To protect against the Sun's most potent rays, avoid direct exposure around midday. During bright days, sunglasses that offer UVA and UVB defense are recommended. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
What are the temperatures in January?
What is the average humidity in January?
How much does it rain in January?
How many days does it snow in January?
What is the average length of the day in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
When is the lowest UV index?
How high is the UV index in January?
Average temperature in January
Holiday Heights, GA
- Average high temperature in January: 48.6°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (48.6°F).
- Average low temperature in January: 33.4°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).
Average pressure in January
Holiday Heights, GA
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in January
Holiday Heights, GA
- Average wind speed in January: 7.3mph
The windiest month (with the highest average wind speed) is January (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in January
Holiday Heights, GA
- Average humidity in January: 74%
The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are July, August, October and November (73%).
Average rainfall in January
Holiday Heights, GA
- Average rainfall in January: 3.31"
The wettest month (with the highest rainfall) is December (4.25").
The driest month (with the least rainfall) is October (2.36").
Average rainfall days in January
Holiday Heights, GA
- Average rainfall days in January: 12.4 days
The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is October (10.1 days).
Average snowfall in January
Holiday Heights, GA
- Average snowfall in January: 0.94"
The month with the highest snowfall is December (1.54").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Holiday Heights, GA
- Average snowfall days in January: 1.6 days
The month with the highest number of snowfall days is February (1.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Holiday Heights, GA
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in January: 5h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in January
Holiday Heights, GA
- Average sunshine days in January: 16 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (7.8 days).
Average UV index in January
Holiday Heights, GA
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in January
Holiday Heights, GA
- Average cloud cover in January: 40
The months with the most cloud cover are February and December (Cloud cover 44).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in January
Holiday Heights, GA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is December (5mi).
Holiday Heights, Georgia, USA
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